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Stockholders' Equity (Tables) | 9 Months Ended
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Sep. 30, 2019
Equity [Abstract] |
Number and Cost of Common Stock Shares Repurchased | The number and the cost of common stock shares repurchased during the nine months ended September 30, 2019 and 2018, are reflected in the following table (in thousands):
| Nine Months Ended September 30,
| 2019 |  | 2018
Common stock repurchased (in shares) | 3,266 |  |  | 3,255 |
Common stock repurchased | $ | 191,048 |  |  | $ | 214,502 |
Number and Cost of Employee Stock Plan Repurchases | The number and the cost of repurchases related to employee stock plans made during the nine months ended September 30, 2019 and 2018, are reflected in the following table (in thousands):
| Nine Months Ended September 30,
| 2019 |  | 2018
Repurchases related to employee stock plans (in shares) | 264 |  |  | 154 |
Repurchases related to employee stock plans | $ | 17,122 |  |  | $ | 8,942 |

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- Definition Tabular disclosure of the details pertaining to each employee stock ownership plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929 + Details
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- Definition Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23309-112656 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656 + Details
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